Home / 105,336.38-158,066.98-38,823.23

Finding the Fourth Proportional to 105,336.38, 158,066.98 and 38,823.23

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Solution

The fourth proportional to 105,336.38, 158,066.98 and 38,823.23 is: 58,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,336.38 : 158,066.98 = 38,823.23 : x
  2. Step 2: Convert to fraction form
    105,336.38/158,066.98 = 38,823.23/x
  3. Step 3: Cross multiply
    105,336.38x = 158,066.98 × 38,823.23
  4. Step 4: Simplify right side
    105,336.38x = 6,136,671,018.05
  5. Step 5: Solve for x
    x = 6,136,671,018.05/105,336.38
  6. Step 6: Final answer
    x = 58,257.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.